CVE-2015-4244: The boot implementation on Cisco ASR 5000 and 5500 devices with software 14.0 allows local users to execute...

Security readout for executives and security teams

This issue affects Cisco ASR 5000 and 5500 devices running software 14.0. A local user with administrative privileges could place commands in a Compact Flash file that the boot process later executes. Business risk is constrained by the need for privileged local access, but affected carrier or service-provider infrastructure should still be reviewed. Exposure appears limited to Cisco ASR 5000 and 5500 systems on software 14.0. The provided data does not identify broader affected versions, internet exposure, or hosted service impact. Organizations without these platforms are unlikely to be affected based on the supplied sources. Treat this as a targeted infrastructure risk, not a broad internet worm risk. Prioritize if ASR 5000/5500 devices support critical network services or if administrative access controls are weak. The main decision is whether vendor-supported upgrade or hardening action is needed for any software 14.0 systems. Mitigation focus: Inventory Cisco ASR 5000 and 5500 devices and identify software 14.0 systems.; Review Cisco advisory 39677 for fixed releases, workarounds, or upgrade guidance.; Restrict administrative access to trusted operators and managed jump hosts..

Prepared

Jun 13, 2026, 22:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.